North Carolina Tar Heels guard Nate Britt (0) looks to pass as Pittsburgh Panthers guard James Robinson (0) defends in the first half in the quarterfinals of the ACC college basketball tournament at Greensboro Coliseum. Bob Donnan, USA TODAY Sports

Pittsburgh Panthers guard James Robinson (0) with the ball as North Carolina Tar Heels guard Nate Britt (0) and forward J.P. Tokoto (13) defend in the first half in the quarterfinals of the ACC college basketball tournament at Greensboro Coliseum. Bob Donnan, USA TODAY Sports

North Carolina Tar Heels forward James Michael McAdoo (43) with the ball as Pittsburgh Panthers forward Jamel Artis (1) and forward Talib Zanna (42) defend in the first half in the quarterfinals of the ACC college basketball tournament at Greensboro Coliseum. Bob Donnan, USA TODAY Sports

North Carolina Tar Heels forward James Michael McAdoo (43) with the ball as Pittsburgh Panthers forward Jamel Artis (1) and forward Talib Zanna (42) defend in the first half in the quarterfinals of the ACC college basketball tournament at Greensboro Coliseum. Bob Donnan, USA TODAY Sports

North Carolina Tar Heels forward James Michael McAdoo (43) drives to the basket against the Pittsburgh Panthers in the quarterfinals of the ACC college basketball tournament at Greensboro Coliseum. John David Mercer, USA TODAY Sports

North Carolina Tar Heels guard Marcus Paige (5) pushes the ball up the court against the Pittsburgh Panthers in the quarterfinals of the ACC college basketball tournament at Greensboro Coliseum. John David Mercer, USA TODAY Sports

North Carolina Tar Heels forward James Michael McAdoo (43) goes up for a shot over Pittsburgh Panthers forward Michael Young (2) in the quarterfinals of the ACC college basketball tournament at Greensboro Coliseum. John David Mercer, USA TODAY Sports

North Carolina Tar Heels forward Brice Johnson (11) takes a jump shot against the Pittsburgh Panthers in the quarterfinals of the ACC college basketball tournament at Greensboro Coliseum. John David Mercer, USA TODAY Sports

North Carolina Tar Heels guard Leslie McDonald (2) drives to the basket against Pittsburgh Panthers forward Lamar Patterson (21) in the quarterfinals of the ACC college basketball tournament at Greensboro Coliseum. John David Mercer, USA TODAY Sports

North Carolina Tar Heels mascot cheers up the crowd against the Pittsburgh Panthers in the quarterfinals of the ACC college basketball tournament at Greensboro Coliseum. John David Mercer, USA TODAY Sports

North Carolina Tar Heels forward J.P. Tokoto (13) looses control of the ball under the basket against the Pittsburgh Panthers in the quarterfinals of the ACC college basketball tournament at Greensboro Coliseum. John David Mercer, USA TODAY Sports

North Carolina Tar Heels forward Kennedy Meeks (3) drives to the basket against Pittsburgh Panthers forward Talib Zanna (42) in the quarterfinals of the ACC college basketball tournament at Greensboro Coliseum. John David Mercer, USA TODAY Sports

Pittsburgh Panthers forward Lamar Patterson (21) with the ball as North Carolina Tar Heels forward James Michael McAdoo (43) defends in the second half. The panthers defeated the Tar Heels 80-75 in the quarterfinals of the ACC college basketball tournament at Greensboro Coliseum. Bob Donnan, USA TODAY Sports

North Carolina Tar Heels forward J.P. Tokoto (13) pulls down an offensive rebound against the Pittsburgh Panthers in the quarterfinals of the ACC college basketball tournament at Greensboro Coliseum. John David Mercer, USA TODAY Sports

North Carolina Tar Heels forward J.P. Tokoto (13) reacts in the second half. The Panthers defeated the Tar Heels 80-75 in the quarterfinals of the ACC college basketball tournament at Greensboro Coliseum. Bob Donnan, USA TODAY Sports

Pittsburgh Panthers guard James Robinson (0) with the ball as North Carolina Tar Heels guards Nate Britt (0) and Marcus Paige (5) and forward J.P. Tokoto (13) defend in the second half. The Panthers defeated the Tar Heels 80-75 in the quarterfinals of the ACC college basketball tournament at Greensboro Coliseum. Bob Donnan, USA TODAY Sports

Pittsburgh Panthers guard James Robinson (0) with the ball as North Carolina Tar Heels guards Nate Britt (0) and Marcus Paige (5) and forward J.P. Tokoto (13) defend in the second half. The Panthers defeated the Tar Heels 80-75 in the quarterfinals of the ACC college basketball tournament at Greensboro Coliseum. Bob Donnan, USA TODAY Sports

North Carolina Tar Heels head coach Roy Williams reacts in the second half. The panthers defeated the Tar Heels 80-75 in the quarterfinals of the ACC college basketball tournament at Greensboro Coliseum. Bob Donnan, USA TODAY Sports

Pittsburgh Panthers guard James Robinson (0) and guard Cameron Wright (3) react near the end of the game. The Panthers defeated the Tar Heels 80-75 in the quarterfinals of the ACC college basketball tournament at Greensboro Coliseum. Bob Donnan, USA TODAY Sports

North Carolina Tar Heels forward J.P. Tokoto (13) reacts on the bench in the second half. The Panthers defeated the Tar Heels 80-75 in the quarterfinals of the ACC college basketball tournament at Greensboro Coliseum. Bob Donnan, USA TODAY Sports